Amazon.com description: Product Description: The ability to recognize and correctly use the different parts of speech is key to demonstrating command of the conventions of standard English grammar and usage when writing or speaking. In this book, readers will learn about the function pronouns have in sentences by following the story of Sam and his visiting cousins, Jim and Anna. The story and supplemental activity sidebars help teach concepts such as tense, correct punctuation, relative pronouns, and pronoun-antecedent agreement.